.bolg-detail {
    position: absolute;
    top: 12%;
    left: 15%;
    width: 50%;
    background: #e2e2e2;
}

.presentation {
    position: absolute;
    top: 12%;
    left: 68%;
    height: 50%;
    width: 20%;
    background: #e2e2e2;

}

#picture {
    height: 50%;
    width: 100%;
    position: relative;
}

#bg {
    /*z-index: -2;*/
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
}

#header {
    /*z-index: -1;*/
    position: absolute;
    left: 40%;
    top: 30%;
    height: 50%;
    border-radius: 50%;
}

.Name{
    margin: 10% auto;
    text-align: center;
}
#introduce{
text-align: center;
width: 100%;

}
.title{
    font-size: 30px ;

}
.creatDate{
    position: relative;
    left: 70%;
}
h1,h2,h3,h4,h5{
    padding:10px ;
}
p{
    text-indent:2em;
    padding-left: 10px;
}